Use the form below to do your conversion.
Solution
Step1
Log28781=Log(781) ÷ Log(28)
Log(781)= 2.8926510338773
Log(28)=1.4471580313422
Log28781=2.8926510338773 ÷ 1.4471580313422
Ans=1.9988494492163
Step2
Alternatively, the logarithm can be calculated like this.